package com.project.common.utils;
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import lombok.extern.slf4j.Slf4j;
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import org.apache.commons.io.FileUtils;
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import org.apache.commons.io.IOUtils;
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import org.springframework.core.io.ClassPathResource;
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import java.io.File;
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import java.io.InputStream;
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/**
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* @Author ckl
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* @Date 2022-09-24 16:41
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*/
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@Slf4j
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public class FileUtil {
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/**
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* linux下运行jar,通过路径获取文件的绝对路径
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* @param path 传相对路径 比如 cert/alipay/xxx.crt
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* @return 返回的路径就是放在linux服务器上的文件路径
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*/
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public static String getFileAbsolutePath(String path){
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try {
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// 创建临时文件,获取jar里面的配置文件
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File file = new File("/home/file/" + path);
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if(file.exists()){
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return file.getAbsolutePath();
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}
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InputStream inputStream = null;
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try {
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ClassPathResource resource = new ClassPathResource(path);
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inputStream = resource.getInputStream();
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FileUtils.copyInputStreamToFile(inputStream, file);
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return file.getAbsolutePath();
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} finally {
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IOUtils.closeQuietly(inputStream);
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}
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} catch (Exception e) {
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log.error("FileUtil getFilePath Fail cause by:",e);
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}
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return null;
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}
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}
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